package com.ydc.ln.tutorial.site;

import java.awt.GridLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.net.InetAddress;
import java.net.UnknownHostException;

import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JTextField;

/**
 * 
 * @ClassName IP
 * @author yangdc	
 * @date 2012-2-27
 */
public class IP extends JFrame implements ActionListener {
	private static final long serialVersionUID = 3339481369781127417L;
	JButton jb1;
	JButton jb2;
	JButton jb3;
	JPanel jp;
	JLabel jl;
	JLabel jl1;
	JTextField jt;

	public IP() {
		this.jp = new JPanel();
		this.jl = new JLabel();
		this.jl1 = new JLabel("您的域名：");
		this.jb1 = new JButton("提交");
		this.jb2 = new JButton("重置");
		this.jb3 = new JButton("退出");
		this.jt = new JTextField(20);
		this.jb1.addActionListener(this);
		this.jb2.addActionListener(this);
		this.jb3.addActionListener(this);
		this.jp.setLayout(new GridLayout(3, 2));
		this.jp.add(this.jl1);
		this.jp.add(this.jt);
		this.jp.add(this.jb1);
		this.jp.add(this.jl);
		this.jp.add(this.jb2);
		this.jp.add(this.jb3);

		setBounds(200, 200, 500, 240);
		add(this.jp);
		setVisible(true);
		setDefaultCloseOperation(3);
	}

	public static void main(String[] args) {
		new IP();
	}

	public void actionPerformed(ActionEvent e) {
		if (e.getSource() == this.jb1) {
			String url = this.jt.getText();
			InetAddress ip = null;
			try {
				ip = InetAddress.getByName(url);
			} catch (UnknownHostException e1) {
				e1.printStackTrace();
			}
			this.jl.setText(ip.toString());
		} else if (e.getSource() == this.jb2) {
			this.jl.setText("");
			this.jt.setText("");
		} else {
			System.exit(0);
		}
	}
}
